_id	Flu season	At risk working age (16-64 years)	Adults aged 65 and over	Pregnant women	Children aged 2-4 years	All immunisations in school
1	2014/15	0.2591411	0.5138711	0.2549708	0.2478571	0.7004831
2	2015/16	0.2593764	0.502639	0.2767762	0.247345	0.5710578
3	2016/17	0.2377616	0.501675	0.2790224	0.3150631	0.5923664
4	2017/18	0.3527967	0.5737316	0.4171083	0.5750682	0.5794579
5	2018/19	0.3259503	0.5961096	0.38949	0.5751931	0.5688461
6	2019/20	0.26	0.55		0.64	0.59
7	2020/21	0.44	0.78		0.69	0.71
8	2021/22		0.84		0.57	0.66
9	2022/23		0.80		0.52	0.60
10	2023/24		0.74		0.60	0.58
11	2024/25		0.65		0.53	0.57