Table 1 481 representative safety production accident records.

From: A quantitative analysis method based on network evolution for risk factors of safety production in chemical enterprises

Name

Safety production

accidents

Unplanned shutdown

accidents

Abnormal fluctuations in

production accidents

Total

2010

9

10

14

33

2011

8

16

16

40

2012

7

17

23

47

2013

11

16

20

47

2014

10

9

15

34

2015

5

10

16

31

2016

9

6

11

26

2017

11

10

17

38

2018

12

13

11

36

2019

10

9

16

35

2020

13

14

14

41

2021

7

8

20

35

2022

9

16

13

38

Total

121

154

206

481