Overview

Dataset statistics

Number of variables9
Number of observations480
Missing cells0
Missing cells (%)0.0%
Duplicate rows0
Duplicate rows (%)0.0%
Total size in memory34.3 KiB
Average record size in memory73.3 B

Variable types

Categorical4
Text2
DateTime2
Numeric1

Dataset

Description국립아시아문화전당 공연,전시 등 권종별(성인, 어린이 등) 판매 요금에 대한 정보
Author문화체육관광부
URLhttps://www.data.go.kr/data/15071131/fileData.do

Alerts

구분 is highly overall correlated with 장르 and 1 other fieldsHigh correlation
장르 is highly overall correlated with 구분 and 2 other fieldsHigh correlation
대상 is highly overall correlated with 장르 and 1 other fieldsHigh correlation
상영시간 is highly overall correlated with 구분 and 2 other fieldsHigh correlation
구분 is highly imbalanced (51.3%)Imbalance
대상 is highly imbalanced (53.6%)Imbalance
금액 has 91 (19.0%) zerosZeros

Reproduction

Analysis started2023-12-12 19:39:57.454264
Analysis finished2023-12-12 19:39:58.557939
Duration1.1 second
Software versionydata-profiling vv4.5.1
Download configurationconfig.json

Variables

구분
Categorical

HIGH CORRELATION  IMBALANCE 

Distinct5
Distinct (%)1.0%
Missing0
Missing (%)0.0%
Memory size3.9 KiB
공연
370 
행사
56 
어린이프로그램
 
27
전시
 
26
영화
 
1

Length

Max length7
Median length2
Mean length2.28125
Min length2

Unique

Unique1 ?
Unique (%)0.2%

Sample

1st row전시
2nd row전시
3rd row행사
4th row행사
5th row행사

Common Values

ValueCountFrequency (%)
공연 370
77.1%
행사 56
 
11.7%
어린이프로그램 27
 
5.6%
전시 26
 
5.4%
영화 1
 
0.2%

Length

2023-12-13T04:39:58.642355image/svg+xmlMatplotlib v3.7.2, https://matplotlib.org/
Histogram of lengths of the category

Common Values (Plot)

2023-12-13T04:39:58.756559image/svg+xmlMatplotlib v3.7.2, https://matplotlib.org/
ValueCountFrequency (%)
공연 370
77.1%
행사 56
 
11.7%
어린이프로그램 27
 
5.6%
전시 26
 
5.4%
영화 1
 
0.2%
Distinct59
Distinct (%)12.3%
Missing0
Missing (%)0.0%
Memory size3.9 KiB
2023-12-13T04:39:58.986843image/svg+xmlMatplotlib v3.7.2, https://matplotlib.org/

Length

Max length44
Median length38
Mean length29.825
Min length6

Characters and Unicode

Total characters14316
Distinct characters270
Distinct categories10 ?
Distinct scripts4 ?
Distinct blocks4 ?
The Unicode Standard assigns character properties to each code point, which can be used to analyse textual variables.

Unique

Unique12 ?
Unique (%)2.5%

Sample

1st row2020 ACC 지역-아시아작가전 <언·택트>
2nd row5.18민주화운동의 40주년 특별전<May to Day>
3rd row2020 광주예총 아트페스티벌
4th row2020 광주대구 달빛동맹 문화교류전
5th row2020 ACC투어 체험
ValueCountFrequency (%)
2020 434
 
15.4%
acc 354
 
12.6%
슈퍼클래식 62
 
2.2%
콘서트 61
 
2.2%
55
 
2.0%
번째 38
 
1.4%
슈퍼클래식<손열음&스베틀린 34
 
1.2%
듀오 34
 
1.2%
루세브 34
 
1.2%
x 33
 
1.2%
Other values (149) 1672
59.5%
2023-12-13T04:39:59.412732image/svg+xmlMatplotlib v3.7.2, https://matplotlib.org/

Most occurring characters

ValueCountFrequency (%)
2331
 
16.3%
2 932
 
6.5%
0 917
 
6.4%
C 720
 
5.0%
A 446
 
3.1%
< 363
 
2.5%
> 363
 
2.5%
256
 
1.8%
241
 
1.7%
222
 
1.6%
Other values (260) 7525
52.6%

Most occurring categories

ValueCountFrequency (%)
Other Letter 7030
49.1%
Space Separator 2331
 
16.3%
Decimal Number 1970
 
13.8%
Uppercase Letter 1733
 
12.1%
Math Symbol 728
 
5.1%
Lowercase Letter 384
 
2.7%
Other Punctuation 91
 
0.6%
Dash Punctuation 17
 
0.1%
Open Punctuation 16
 
0.1%
Close Punctuation 16
 
0.1%

Most frequent character per category

Other Letter
ValueCountFrequency (%)
256
 
3.6%
241
 
3.4%
222
 
3.2%
206
 
2.9%
206
 
2.9%
179
 
2.5%
136
 
1.9%
125
 
1.8%
123
 
1.7%
107
 
1.5%
Other values (209) 5229
74.4%
Uppercase Letter
ValueCountFrequency (%)
C 720
41.5%
A 446
25.7%
M 118
 
6.8%
N 86
 
5.0%
X 65
 
3.8%
D 59
 
3.4%
J 32
 
1.8%
F 31
 
1.8%
P 30
 
1.7%
U 29
 
1.7%
Other values (6) 117
 
6.8%
Lowercase Letter
ValueCountFrequency (%)
e 62
16.1%
i 56
14.6%
z 56
14.6%
a 38
9.9%
t 33
8.6%
o 31
8.1%
n 30
7.8%
h 30
7.8%
v 28
7.3%
y 4
 
1.0%
Other values (6) 16
 
4.2%
Decimal Number
ValueCountFrequency (%)
2 932
47.3%
0 917
46.5%
1 59
 
3.0%
8 17
 
0.9%
5 17
 
0.9%
4 16
 
0.8%
9 12
 
0.6%
Other Punctuation
ValueCountFrequency (%)
& 65
71.4%
. 16
 
17.6%
: 4
 
4.4%
· 4
 
4.4%
, 2
 
2.2%
Math Symbol
ValueCountFrequency (%)
< 363
49.9%
> 363
49.9%
+ 2
 
0.3%
Space Separator
ValueCountFrequency (%)
2331
100.0%
Dash Punctuation
ValueCountFrequency (%)
- 17
100.0%
Open Punctuation
ValueCountFrequency (%)
[ 16
100.0%
Close Punctuation
ValueCountFrequency (%)
] 16
100.0%

Most occurring scripts

ValueCountFrequency (%)
Hangul 7028
49.1%
Common 5169
36.1%
Latin 2117
 
14.8%
Han 2
 
< 0.1%

Most frequent character per script

Hangul
ValueCountFrequency (%)
256
 
3.6%
241
 
3.4%
222
 
3.2%
206
 
2.9%
206
 
2.9%
179
 
2.5%
136
 
1.9%
125
 
1.8%
123
 
1.8%
107
 
1.5%
Other values (208) 5227
74.4%
Latin
ValueCountFrequency (%)
C 720
34.0%
A 446
21.1%
M 118
 
5.6%
N 86
 
4.1%
X 65
 
3.1%
e 62
 
2.9%
D 59
 
2.8%
i 56
 
2.6%
z 56
 
2.6%
a 38
 
1.8%
Other values (22) 411
19.4%
Common
ValueCountFrequency (%)
2331
45.1%
2 932
 
18.0%
0 917
 
17.7%
< 363
 
7.0%
> 363
 
7.0%
& 65
 
1.3%
1 59
 
1.1%
- 17
 
0.3%
8 17
 
0.3%
5 17
 
0.3%
Other values (9) 88
 
1.7%
Han
ValueCountFrequency (%)
2
100.0%

Most occurring blocks

ValueCountFrequency (%)
ASCII 7282
50.9%
Hangul 7028
49.1%
None 4
 
< 0.1%
CJK 2
 
< 0.1%

Most frequent character per block

ASCII
ValueCountFrequency (%)
2331
32.0%
2 932
 
12.8%
0 917
 
12.6%
C 720
 
9.9%
A 446
 
6.1%
< 363
 
5.0%
> 363
 
5.0%
M 118
 
1.6%
N 86
 
1.2%
X 65
 
0.9%
Other values (40) 941
12.9%
Hangul
ValueCountFrequency (%)
256
 
3.6%
241
 
3.4%
222
 
3.2%
206
 
2.9%
206
 
2.9%
179
 
2.5%
136
 
1.9%
125
 
1.8%
123
 
1.8%
107
 
1.5%
Other values (208) 5227
74.4%
None
ValueCountFrequency (%)
· 4
100.0%
CJK
ValueCountFrequency (%)
2
100.0%

장르
Categorical

HIGH CORRELATION 

Distinct14
Distinct (%)2.9%
Missing0
Missing (%)0.0%
Memory size3.9 KiB
콘서트
251 
클래식
96 
체험
32 
연극
31 
전시
 
25
Other values (9)
45 

Length

Max length5
Median length3
Mean length2.8479167
Min length2

Unique

Unique0 ?
Unique (%)0.0%

Sample

1st row전시
2nd row전시
3rd row공연
4th row공연
5th row체험

Common Values

ValueCountFrequency (%)
콘서트 251
52.3%
클래식 96
 
20.0%
체험 32
 
6.7%
연극 31
 
6.5%
전시 25
 
5.2%
가족,아동 14
 
2.9%
인형극 8
 
1.7%
복합 6
 
1.2%
기타 5
 
1.0%
그림자극 4
 
0.8%
Other values (4) 8
 
1.7%

Length

2023-12-13T04:39:59.581342image/svg+xmlMatplotlib v3.7.2, https://matplotlib.org/
Histogram of lengths of the category
ValueCountFrequency (%)
콘서트 251
52.3%
클래식 96
 
20.0%
체험 32
 
6.7%
연극 31
 
6.5%
전시 25
 
5.2%
가족,아동 14
 
2.9%
인형극 8
 
1.7%
복합 6
 
1.2%
기타 5
 
1.0%
그림자극 4
 
0.8%
Other values (4) 8
 
1.7%

대상
Categorical

HIGH CORRELATION  IMBALANCE 

Distinct7
Distinct (%)1.5%
Missing0
Missing (%)0.0%
Memory size3.9 KiB
8세이상
359 
전체관람
64 
5세 이상
 
20
10세이상
 
17
14세이상
 
14
Other values (2)
 
6

Length

Max length5
Median length4
Mean length4.1145833
Min length4

Unique

Unique0 ?
Unique (%)0.0%

Sample

1st row전체관람
2nd row전체관람
3rd row8세이상
4th row8세이상
5th row전체관람

Common Values

ValueCountFrequency (%)
8세이상 359
74.8%
전체관람 64
 
13.3%
5세 이상 20
 
4.2%
10세이상 17
 
3.5%
14세이상 14
 
2.9%
4세 이상 4
 
0.8%
7세이상 2
 
0.4%

Length

2023-12-13T04:39:59.730550image/svg+xmlMatplotlib v3.7.2, https://matplotlib.org/
Histogram of lengths of the category

Common Values (Plot)

2023-12-13T04:39:59.866825image/svg+xmlMatplotlib v3.7.2, https://matplotlib.org/
ValueCountFrequency (%)
8세이상 359
71.2%
전체관람 64
 
12.7%
이상 24
 
4.8%
5세 20
 
4.0%
10세이상 17
 
3.4%
14세이상 14
 
2.8%
4세 4
 
0.8%
7세이상 2
 
0.4%

상영시간
Categorical

HIGH CORRELATION 

Distinct14
Distinct (%)2.9%
Missing0
Missing (%)0.0%
Memory size3.9 KiB
90
223 
45
45 
60
41 
95
34 
130
32 
Other values (9)
105 

Length

Max length4
Median length2
Mean length2.225
Min length2

Unique

Unique2 ?
Unique (%)0.4%

Sample

1st row60
2nd row90
3rd row140
4th row130
5th row70

Common Values

ValueCountFrequency (%)
90 223
46.5%
45 45
 
9.4%
60 41
 
8.5%
95 34
 
7.1%
130 32
 
6.7%
110 31
 
6.5%
100 21
 
4.4%
65 17
 
3.5%
50 15
 
3.1%
11
 
2.3%
Other values (4) 10
 
2.1%

Length

2023-12-13T04:40:00.029717image/svg+xmlMatplotlib v3.7.2, https://matplotlib.org/
Histogram of lengths of the category
ValueCountFrequency (%)
90 223
47.5%
45 45
 
9.6%
60 41
 
8.7%
95 34
 
7.2%
130 32
 
6.8%
110 31
 
6.6%
100 21
 
4.5%
65 17
 
3.6%
50 15
 
3.2%
70 4
 
0.9%
Other values (3) 6
 
1.3%
Distinct38
Distinct (%)7.9%
Missing0
Missing (%)0.0%
Memory size3.9 KiB
Minimum2019-09-05 00:00:00
Maximum2020-10-15 00:00:00
2023-12-13T04:40:00.195173image/svg+xmlMatplotlib v3.7.2, https://matplotlib.org/
2023-12-13T04:40:00.365732image/svg+xmlMatplotlib v3.7.2, https://matplotlib.org/
Histogram with fixed size bins (bins=38)
Distinct36
Distinct (%)7.5%
Missing0
Missing (%)0.0%
Memory size3.9 KiB
Minimum2020-01-24 00:00:00
Maximum2021-03-14 00:00:00
2023-12-13T04:40:00.577224image/svg+xmlMatplotlib v3.7.2, https://matplotlib.org/
2023-12-13T04:40:00.790347image/svg+xmlMatplotlib v3.7.2, https://matplotlib.org/
Histogram with fixed size bins (bins=36)
Distinct67
Distinct (%)14.0%
Missing0
Missing (%)0.0%
Memory size3.9 KiB
2023-12-13T04:40:01.034159image/svg+xmlMatplotlib v3.7.2, https://matplotlib.org/

Length

Max length25
Median length21
Mean length8.9458333
Min length2

Characters and Unicode

Total characters4294
Distinct characters101
Distinct categories8 ?
Distinct scripts3 ?
Distinct blocks2 ?
The Unicode Standard assigns character properties to each code point, which can be used to analyse textual variables.

Unique

Unique45 ?
Unique (%)9.4%

Sample

1st row일반
2nd row일반
3rd row일반
4th row일반
5th row일반
ValueCountFrequency (%)
일반 53
 
9.3%
유보석 34
 
6.0%
acc릴레이티켓할인(20 29
 
5.1%
국가유공자(50 28
 
4.9%
예술인패스(50 28
 
4.9%
경로우대(만65세이상)(50 28
 
4.9%
문화누리카드(50 28
 
4.9%
장애인(50 28
 
4.9%
문화패스(50 28
 
4.9%
10인이상단체할인20 28
 
4.9%
Other values (61) 255
45.0%
2023-12-13T04:40:01.505606image/svg+xmlMatplotlib v3.7.2, https://matplotlib.org/

Most occurring characters

ValueCountFrequency (%)
0 300
 
7.0%
) 279
 
6.5%
( 279
 
6.5%
% 268
 
6.2%
5 238
 
5.5%
223
 
5.2%
129
 
3.0%
116
 
2.7%
105
 
2.4%
87
 
2.0%
Other values (91) 2270
52.9%

Most occurring categories

ValueCountFrequency (%)
Other Letter 2448
57.0%
Decimal Number 764
 
17.8%
Close Punctuation 306
 
7.1%
Open Punctuation 306
 
7.1%
Other Punctuation 268
 
6.2%
Uppercase Letter 114
 
2.7%
Space Separator 87
 
2.0%
Math Symbol 1
 
< 0.1%

Most frequent character per category

Other Letter
ValueCountFrequency (%)
223
 
9.1%
129
 
5.3%
116
 
4.7%
105
 
4.3%
85
 
3.5%
79
 
3.2%
75
 
3.1%
70
 
2.9%
65
 
2.7%
62
 
2.5%
Other values (73) 1439
58.8%
Decimal Number
ValueCountFrequency (%)
0 300
39.3%
5 238
31.2%
1 84
 
11.0%
2 64
 
8.4%
4 41
 
5.4%
6 30
 
3.9%
3 4
 
0.5%
8 2
 
0.3%
7 1
 
0.1%
Close Punctuation
ValueCountFrequency (%)
) 279
91.2%
] 27
 
8.8%
Open Punctuation
ValueCountFrequency (%)
( 279
91.2%
[ 27
 
8.8%
Uppercase Letter
ValueCountFrequency (%)
C 76
66.7%
A 38
33.3%
Other Punctuation
ValueCountFrequency (%)
% 268
100.0%
Space Separator
ValueCountFrequency (%)
87
100.0%
Math Symbol
ValueCountFrequency (%)
~ 1
100.0%

Most occurring scripts

ValueCountFrequency (%)
Hangul 2448
57.0%
Common 1732
40.3%
Latin 114
 
2.7%

Most frequent character per script

Hangul
ValueCountFrequency (%)
223
 
9.1%
129
 
5.3%
116
 
4.7%
105
 
4.3%
85
 
3.5%
79
 
3.2%
75
 
3.1%
70
 
2.9%
65
 
2.7%
62
 
2.5%
Other values (73) 1439
58.8%
Common
ValueCountFrequency (%)
0 300
17.3%
) 279
16.1%
( 279
16.1%
% 268
15.5%
5 238
13.7%
87
 
5.0%
1 84
 
4.8%
2 64
 
3.7%
4 41
 
2.4%
6 30
 
1.7%
Other values (6) 62
 
3.6%
Latin
ValueCountFrequency (%)
C 76
66.7%
A 38
33.3%

Most occurring blocks

ValueCountFrequency (%)
Hangul 2448
57.0%
ASCII 1846
43.0%

Most frequent character per block

ASCII
ValueCountFrequency (%)
0 300
16.3%
) 279
15.1%
( 279
15.1%
% 268
14.5%
5 238
12.9%
87
 
4.7%
1 84
 
4.6%
C 76
 
4.1%
2 64
 
3.5%
4 41
 
2.2%
Other values (8) 130
7.0%
Hangul
ValueCountFrequency (%)
223
 
9.1%
129
 
5.3%
116
 
4.7%
105
 
4.3%
85
 
3.5%
79
 
3.2%
75
 
3.1%
70
 
2.9%
65
 
2.7%
62
 
2.5%
Other values (73) 1439
58.8%

금액
Real number (ℝ)

ZEROS 

Distinct39
Distinct (%)8.1%
Missing0
Missing (%)0.0%
Infinite0
Infinite (%)0.0%
Mean15692.292
Minimum0
Maximum200000
Zeros91
Zeros (%)19.0%
Negative0
Negative (%)0.0%
Memory size4.3 KiB
2023-12-13T04:40:01.701200image/svg+xmlMatplotlib v3.7.2, https://matplotlib.org/

Quantile statistics

Minimum0
5-th percentile0
Q12475
median12000
Q320000
95-th percentile40450
Maximum200000
Range200000
Interquartile range (IQR)17525

Descriptive statistics

Standard deviation21544.847
Coefficient of variation (CV)1.3729573
Kurtosis28.792943
Mean15692.292
Median Absolute Deviation (MAD)8000
Skewness4.5380836
Sum7532300
Variance4.6418042 × 108
MonotonicityNot monotonic
2023-12-13T04:40:01.891229image/svg+xmlMatplotlib v3.7.2, https://matplotlib.org/
Histogram with fixed size bins (bins=39)
ValueCountFrequency (%)
0 91
19.0%
7500 54
11.2%
12500 49
10.2%
20000 40
 
8.3%
15000 39
 
8.1%
25000 28
 
5.8%
12000 26
 
5.4%
35000 22
 
4.6%
2000 16
 
3.3%
8000 11
 
2.3%
Other values (29) 104
21.7%
ValueCountFrequency (%)
0 91
19.0%
900 1
 
0.2%
1200 1
 
0.2%
1500 10
 
2.1%
2000 16
 
3.3%
2400 1
 
0.2%
2500 7
 
1.5%
3000 1
 
0.2%
3200 4
 
0.8%
4000 3
 
0.6%
ValueCountFrequency (%)
200000 1
 
0.2%
180000 1
 
0.2%
160000 2
 
0.4%
140000 1
 
0.2%
120000 1
 
0.2%
100000 1
 
0.2%
80000 1
 
0.2%
70000 3
0.6%
60000 1
 
0.2%
56000 6
1.2%

Interactions

2023-12-13T04:39:58.174803image/svg+xmlMatplotlib v3.7.2, https://matplotlib.org/

Correlations

2023-12-13T04:40:02.374579image/svg+xmlMatplotlib v3.7.2, https://matplotlib.org/
구분공연명장르대상상영시간공연시작일공연종료일권종명금액
구분1.0001.0000.9110.6220.9300.9950.9750.8480.000
공연명1.0001.0001.0001.0001.0001.0001.0000.0000.365
장르0.9111.0001.0000.9650.9730.9950.9900.6250.428
대상0.6221.0000.9651.0000.9720.9900.9810.6560.000
상영시간0.9301.0000.9730.9721.0000.9950.9900.7200.423
공연시작일0.9951.0000.9950.9900.9951.0000.9980.5720.593
공연종료일0.9751.0000.9900.9810.9900.9981.0000.0000.594
권종명0.8480.0000.6250.6560.7200.5720.0001.0000.943
금액0.0000.3650.4280.0000.4230.5930.5940.9431.000
2023-12-13T04:40:02.559725image/svg+xmlMatplotlib v3.7.2, https://matplotlib.org/
구분대상상영시간장르
구분1.0000.4620.8020.759
대상0.4621.0000.7430.717
상영시간0.8020.7431.0000.673
장르0.7590.7170.6731.000
2023-12-13T04:40:02.681130image/svg+xmlMatplotlib v3.7.2, https://matplotlib.org/
금액구분장르대상상영시간
금액1.0000.0000.1870.0000.184
구분0.0001.0000.7590.4620.802
장르0.1870.7591.0000.7170.673
대상0.0000.4620.7171.0000.743
상영시간0.1840.8020.6730.7431.000

Missing values

2023-12-13T04:39:58.349779image/svg+xmlMatplotlib v3.7.2, https://matplotlib.org/
A simple visualization of nullity by column.
2023-12-13T04:39:58.504417image/svg+xmlMatplotlib v3.7.2, https://matplotlib.org/
Nullity matrix is a data-dense display which lets you quickly visually pick out patterns in data completion.

Sample

구분공연명장르대상상영시간공연시작일공연종료일권종명금액
0전시2020 ACC 지역-아시아작가전 <언·택트>전시전체관람602020-10-152021-03-14일반0
1전시5.18민주화운동의 40주년 특별전<May to Day>전시전체관람902020-10-142020-11-29일반0
2행사2020 광주예총 아트페스티벌공연8세이상1402020-10-142020-10-14일반0
3행사2020 광주대구 달빛동맹 문화교류전공연8세이상1302020-10-132020-10-13일반0
4행사2020 ACC투어 체험체험전체관람702020-10-102020-12-26일반10000
5행사2020 ACC투어 체험체험전체관람702020-10-102020-12-26ACC릴레이티켓할인(20%)8000
6공연2020 ACC 브런치<재즈 인 더 무비 Jazz in the Movie>콘서트8세이상902020-09-232020-09-23일반25000
7공연2020 ACC 브런치<재즈 인 더 무비 Jazz in the Movie>콘서트8세이상902020-09-232020-09-23신세계 단체 할인20000
8공연2020 ACC 브런치<재즈 인 더 무비 Jazz in the Movie>콘서트8세이상902020-09-232020-09-23ACC릴레이티켓할인(20%)20000
9공연2020 ACC 브런치<재즈 인 더 무비 Jazz in the Movie>콘서트8세이상902020-09-232020-09-23동구청 단체 할인20000
구분공연명장르대상상영시간공연시작일공연종료일권종명금액
470전시2019 문화창조원 통합관람권전시전체관람602019-09-052020-02-23ACC릴레이티켓할인(20%)3200
471전시2019 문화창조원 통합관람권전시전체관람602019-09-052020-02-2310인이상단체할인20%3200
472전시2019 문화창조원 통합관람권전시전체관람602019-09-052020-02-23국가유공자(50%)2000
473전시2019 문화창조원 통합관람권전시전체관람602019-09-052020-02-23예술인패스(50%)2000
474전시2019 문화창조원 통합관람권전시전체관람602019-09-052020-02-23직원할인2000
475전시2019 문화창조원 통합관람권전시전체관람602019-09-052020-02-23문화누리카드(50%)2000
476전시2019 문화창조원 통합관람권전시전체관람602019-09-052020-02-23장애인(50%)2000
477전시2019 문화창조원 통합관람권전시전체관람602019-09-052020-02-23문화패스(50%)2000
478전시2019 문화창조원 통합관람권전시전체관람602019-09-052020-02-23경로우대(만65세이상)(50%)2000
479전시2019 문화창조원 통합관람권전시전체관람602019-09-052020-02-23문화가있는날할인50%2000