_id	Year	Active (ongoing investigations)	No current action	General advice letter	Verbal advice	Warning letter	Formal warning letter	Prosecution	Total waste incidents
1	2016	15	13	6	6	4	3	0	47
2	2017	10	26	9	7	2	3	2	59
3	2018	17	41	3	24	8	2	7	102
4	2019	7	53	7	13	12	0	3	95
5	2020	22	35	11	9	17	1	0	95
6	2021	46	49	9	19	3	1	0	127