Overview

Dataset statistics

Number of variables4
Number of observations72
Missing cells0
Missing cells (%)0.0%
Duplicate rows0
Duplicate rows (%)0.0%
Total size in memory2.6 KiB
Average record size in memory36.8 B

Variable types

Categorical2
Numeric2

Dataset

Description국내 원자력발전소의 호기별 발전량 및 이용률을 나타내는 데이터입니다. 연도별 상업운전 중인 호기의 발전량, 이용률입니다.
Author한국수력원자력(주)
URLhttps://www.data.go.kr/data/15002302/fileData.do

Alerts

발전량(MWh) is highly overall correlated with 이용률(퍼센트)High correlation
이용률(퍼센트) is highly overall correlated with 발전량(MWh)High correlation
발전량(MWh) has 5 (6.9%) zerosZeros
이용률(퍼센트) has 5 (6.9%) zerosZeros

Reproduction

Analysis started2023-12-12 10:06:38.314357
Analysis finished2023-12-12 10:06:39.068009
Duration0.75 seconds
Software versionydata-profiling vv4.5.1
Download configurationconfig.json

Variables

호기
Categorical

Distinct25
Distinct (%)34.7%
Missing0
Missing (%)0.0%
Memory size708.0 B
고리2호기
 
3
한빛2호기
 
3
고리4호기
 
3
신고리1호기
 
3
신고리2호기
 
3
Other values (20)
57 

Length

Max length6
Median length5
Mean length5.2361111
Min length5

Unique

Unique1 ?
Unique (%)1.4%

Sample

1st row고리2호기
2nd row고리3호기
3rd row고리4호기
4th row신고리1호기
5th row신고리2호기

Common Values

ValueCountFrequency (%)
고리2호기 3
 
4.2%
한빛2호기 3
 
4.2%
고리4호기 3
 
4.2%
신고리1호기 3
 
4.2%
신고리2호기 3
 
4.2%
신고리3호기 3
 
4.2%
월성2호기 3
 
4.2%
월성3호기 3
 
4.2%
월성4호기 3
 
4.2%
신월성1호기 3
 
4.2%
Other values (15) 42
58.3%

Length

2023-12-12T19:06:39.142403image/svg+xmlMatplotlib v3.7.2, https://matplotlib.org/
Histogram of lengths of the category
ValueCountFrequency (%)
고리2호기 3
 
4.2%
한빛2호기 3
 
4.2%
한울6호기 3
 
4.2%
한울5호기 3
 
4.2%
한울4호기 3
 
4.2%
한울3호기 3
 
4.2%
한울2호기 3
 
4.2%
한울1호기 3
 
4.2%
한빛6호기 3
 
4.2%
한빛5호기 3
 
4.2%
Other values (15) 42
58.3%

년도
Categorical

Distinct3
Distinct (%)4.2%
Missing0
Missing (%)0.0%
Memory size708.0 B
2018
24 
2019
24 
2020
24 

Length

Max length4
Median length4
Mean length4
Min length4

Unique

Unique0 ?
Unique (%)0.0%

Sample

1st row2018
2nd row2018
3rd row2018
4th row2018
5th row2018

Common Values

ValueCountFrequency (%)
2018 24
33.3%
2019 24
33.3%
2020 24
33.3%

Length

2023-12-12T19:06:39.283905image/svg+xmlMatplotlib v3.7.2, https://matplotlib.org/
Histogram of lengths of the category

Common Values (Plot)

2023-12-12T19:06:39.414337image/svg+xmlMatplotlib v3.7.2, https://matplotlib.org/
ValueCountFrequency (%)
2018 24
33.3%
2019 24
33.3%
2020 24
33.3%

발전량(MWh)
Real number (ℝ)

HIGH CORRELATION  ZEROS 

Distinct68
Distinct (%)94.4%
Missing0
Missing (%)0.0%
Infinite0
Infinite (%)0.0%
Mean6105536.8
Minimum0
Maximum11496255
Zeros5
Zeros (%)6.9%
Negative0
Negative (%)0.0%
Memory size780.0 B
2023-12-12T19:06:39.537536image/svg+xmlMatplotlib v3.7.2, https://matplotlib.org/

Quantile statistics

Minimum0
5-th percentile0
Q14667116.8
median6894062
Q37757035
95-th percentile9237448.5
Maximum11496255
Range11496255
Interquartile range (IQR)3089918.2

Descriptive statistics

Standard deviation2647117.8
Coefficient of variation (CV)0.43356021
Kurtosis0.25522429
Mean6105536.8
Median Absolute Deviation (MAD)1478980.5
Skewness-0.82129036
Sum4.3959865 × 108
Variance7.0072327 × 1012
MonotonicityNot monotonic
2023-12-12T19:06:40.048189image/svg+xmlMatplotlib v3.7.2, https://matplotlib.org/
Histogram with fixed size bins (bins=50)
ValueCountFrequency (%)
0 5
 
6.9%
2861348 1
 
1.4%
7113005 1
 
1.4%
8963880 1
 
1.4%
8501084 1
 
1.4%
8326081 1
 
1.4%
7498963 1
 
1.4%
7238931 1
 
1.4%
2192876 1
 
1.4%
6829722 1
 
1.4%
Other values (58) 58
80.6%
ValueCountFrequency (%)
0 5
6.9%
827142 1
 
1.4%
1494631 1
 
1.4%
2192876 1
 
1.4%
2856219 1
 
1.4%
2861348 1
 
1.4%
3239001 1
 
1.4%
3412033 1
 
1.4%
3635332 1
 
1.4%
4077437 1
 
1.4%
ValueCountFrequency (%)
11496255 1
1.4%
10033099 1
1.4%
9255886 1
1.4%
9245935 1
1.4%
9230505 1
1.4%
9222088 1
1.4%
9211106 1
1.4%
9135621 1
1.4%
8988043 1
1.4%
8963880 1
1.4%

이용률(퍼센트)
Real number (ℝ)

HIGH CORRELATION  ZEROS 

Distinct61
Distinct (%)84.7%
Missing0
Missing (%)0.0%
Infinite0
Infinite (%)0.0%
Mean70.281944
Minimum0
Maximum102.7
Zeros5
Zeros (%)6.9%
Negative0
Negative (%)0.0%
Memory size780.0 B
2023-12-12T19:06:40.264841image/svg+xmlMatplotlib v3.7.2, https://matplotlib.org/

Quantile statistics

Minimum0
5-th percentile0
Q163.625
median77.85
Q385.15
95-th percentile100.135
Maximum102.7
Range102.7
Interquartile range (IQR)21.525

Descriptive statistics

Standard deviation26.934952
Coefficient of variation (CV)0.38324142
Kurtosis1.5095393
Mean70.281944
Median Absolute Deviation (MAD)10.45
Skewness-1.4454163
Sum5060.3
Variance725.49164
MonotonicityNot monotonic
2023-12-12T19:06:40.471446image/svg+xmlMatplotlib v3.7.2, https://matplotlib.org/
Histogram with fixed size bins (bins=50)
ValueCountFrequency (%)
0.0 5
 
6.9%
100.3 3
 
4.2%
74.9 2
 
2.8%
83.7 2
 
2.8%
100.0 2
 
2.8%
78.9 2
 
2.8%
99.5 2
 
2.8%
73.5 1
 
1.4%
78.3 1
 
1.4%
81.7 1
 
1.4%
Other values (51) 51
70.8%
ValueCountFrequency (%)
0.0 5
6.9%
9.1 1
 
1.4%
16.6 1
 
1.4%
31.0 1
 
1.4%
35.6 1
 
1.4%
36.7 1
 
1.4%
47.9 1
 
1.4%
48.7 1
 
1.4%
51.1 1
 
1.4%
53.7 1
 
1.4%
ValueCountFrequency (%)
102.7 1
 
1.4%
100.3 3
4.2%
100.0 2
2.8%
99.9 1
 
1.4%
99.5 2
2.8%
95.5 1
 
1.4%
92.4 1
 
1.4%
91.6 1
 
1.4%
91.5 1
 
1.4%
90.6 1
 
1.4%

Interactions

2023-12-12T19:06:38.685060image/svg+xmlMatplotlib v3.7.2, https://matplotlib.org/
2023-12-12T19:06:38.484298image/svg+xmlMatplotlib v3.7.2, https://matplotlib.org/
2023-12-12T19:06:38.795837image/svg+xmlMatplotlib v3.7.2, https://matplotlib.org/
2023-12-12T19:06:38.579993image/svg+xmlMatplotlib v3.7.2, https://matplotlib.org/

Correlations

2023-12-12T19:06:40.598285image/svg+xmlMatplotlib v3.7.2, https://matplotlib.org/
호기년도발전량(MWh)이용률(퍼센트)
호기1.0000.0000.6800.484
년도0.0001.0000.4500.228
발전량(MWh)0.6800.4501.0000.834
이용률(퍼센트)0.4840.2280.8341.000
2023-12-12T19:06:40.694374image/svg+xmlMatplotlib v3.7.2, https://matplotlib.org/
호기년도
호기1.0000.000
년도0.0001.000
2023-12-12T19:06:40.773879image/svg+xmlMatplotlib v3.7.2, https://matplotlib.org/
발전량(MWh)이용률(퍼센트)호기년도
발전량(MWh)1.0000.7910.2650.285
이용률(퍼센트)0.7911.0000.1650.089
호기0.2650.1651.0000.000
년도0.2850.0890.0001.000

Missing values

2023-12-12T19:06:38.939548image/svg+xmlMatplotlib v3.7.2, https://matplotlib.org/
A simple visualization of nullity by column.
2023-12-12T19:06:39.032856image/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

호기년도발전량(MWh)이용률(퍼센트)
0고리2호기2018286134847.9
1고리3호기2018580193063.4
2고리4호기2018654123571.5
3신고리1호기2018737779880.7
4신고리2호기2018722953979.0
5신고리3호기2018634076648.7
6월성1호기201800.0
7월성2호기2018463531683.3
8월성3호기2018428015773.6
9월성4호기2018468255183.1
호기년도발전량(MWh)이용률(퍼센트)
62한빛3호기20208271429.1
63한빛4호기202000.0
64한빛5호기2020285621931.0
65한빛6호기20209255886100.3
66한울1호기2020698823478.9
67한울2호기2020788575788.9
68한울3호기20209245935100.3
69한울4호기2020791858085.6
70한울5호기20209230505100.3
71한울6호기2020691661875.1