data
| Date | LV10日 | LV10夜 | LVmax |
|---|---|---|---|
| dB | dB | dB | |
| 2021-Q4 | 42.6 | 31.9 | 62.5 |
| 2021-Q3 | 40.4 | 31.3 | 83.5 |
| 2021-Q2 | 42.4 | 31.2 | 57.9 |
| 2021-Q1 | 43.9 | 33.7 | 67.4 |
| 2020-Q4 | 44.6 | 44.5 | 91.8 |
| 2020-Q3 | 40.7 | 30.4 | 71.7 |
| 2020-Q2 | 40.9 | 30.6 | 60.8 |
| 2020-Q1 | 42.0 | 31.6 | 63.7 |
| 2019-Q4 | 43.4 | 38.7 | 70.0 |
| 2019-Q3 | 39.8 | 30.2 | 63.6 |
| 2019-Q2 | 40.2 | 30.3 | 57.2 |
| 2019-Q1 | 40.7 | 32.2 | 60.0 |
| 2018-Q4 | 40.4 | 30.8 | 55.6 |
| 2018-Q3 | 47.6 | 34.7 | 62.0 |
| 2018-Q2 | 48.0 | 40.1 | 62.5 |
| 2018-Q1 | 45.9 | 33.5 | 63.0 |
| 2017-Q4 | 44.8 | 34.0 | 62.0 |
| 2017-Q3 | 52.6 | 38.4 | 73.9 |
| 2017-Q2 | 40.6 | 31.3 | 58.5 |
| 2017-Q1 | 40.5 | 33.7 | 76.3 |
| 2016-Q4 | 51 | 32.6 | 63.2 |
| 2016-Q3 | 38.7 | 43.1 | 57.8 |
| 2016-Q2 | 39.7 | 40.4 | 58 |
| 2016-Q1 | 38.4 | 45.9 | 58.9 |
| 2015-Q4 | 46.7 | 35.1 | 60.8 |
| 2015-Q3 | 44.2 | 33.2 | 59.9 |
| 2015-Q2 | 43.6 | 34.5 | 57.3 |
| 2015-Q1 | 43.5 | 34.3 | 72.6 |
| 2014-Q4 | 44.7 | 33.7 | 62.9 |
| 2014-Q3 | 43.6 | 34.6 | 63.7 |
| 2014-Q2 | 45.5 | 32.8 | 61.8 |
| 2014-Q1 | 46.3 | 33.4 | 63.3 |
| 2013-Q4 | 42.1 | 32.5 | 67.7 |
| 2013-Q3 | 37.9 | 30.4 | 59.2 |
| 2013-Q2 | 42.1 | 33.1 | 69.2 |
| 2013-Q1 | 43.4 | 33.0 | 59.3 |