_id	year	japanese_calender	snow_route	snowplow_municipal	snowplow_trust	snowplow_total	snow_length
1	2018	平成30	2970	72	206	278	832.1
2	2019	令和元	2984	71	208	279	833.4
3	2020	令和2	3216	68	215	283	851.5
4	2021	令和3	3345	64	223	287	975.1
5	2022	令和4	3315	67	231	298	972.7
6	2023	令和5	3335	69	234	303	974.3
7	2024	令和6	3343	67	240	307	975
8	2025	令和7	3352	66	251	317	975.7