| 過去のホタル飛翔概数 (グラフは3年分です) |
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| 6月 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | ![]() |
| 1 | 18 | 48 | 58 | 30 | |||
| 2 | 21 | 6 | 62 | 68 | 32 | ||
| 3 | 35 | 6 | 93 | 50 | 25 | ||
| 4 | 83 | 15 | 28 | 99 | 235 | 90 | |
| 5 | 107 | 16 | 51 | 151 | 169 | 110 | |
| 6 | 162 | 25 | 152 | 222 | 149 | ||
| 7 | 96 | 160 | 121 | 230 | 75 | ||
| 8 | 93 | 171 | 231 | 236 | 180 | ||
| 9 | 143 | 223 | 285 | 250 | 144 | ||
| 10 | 225 | 230 | 365 | 267 | 188 | ||
| 11 | 300 | 310 | 419 | 160 | 170 | ||
| 12 | 430 | 305 | 399 | 453 | 216 | 129 | |
| 13 | 528 | 320 | 450 | 518 | 160 | 116 | |
| 14 | 530 | 350 | 110 | 200 | 108 | 120 | |
| 15 | 311 | 345 | 382 | 622 | 105 | 153 | |
| 16 | 290 | 550 | 210 | 655 | 226 | 92 | |
| 17 | 374 | 771 | 350 | 738 | 243 | 77 | |
| 18 | 250 | 520 | 280 | 373 | 118 | 57 | |
| 19 | 250 | 260 | 130 | 667 | 90 | 36 | |
| 20 | 220 | 280 | 287 | 350 | 88 | 33 | |
| 21 | 225 | 213 | 245 | 251 | 34 | 25 | |
| 22 | 143 | 226 | 105 | 201 | 7 | 28 | |
| 23 | 130 | 275 | 204 | 35 | 18 | ||
| 24 | 72 | 114 | 145 | 258 | 37 | 30 | |
| 25 | 82 | 70 | 137 | 213 | 38 | 20 | |
| 26 | 34 | 56 | 172 | 75 | 30 | 6 | |
| 27 | 32 | 31 | 110 | 158 | 20 | 6 | |
| 28 | 50 | 18 | 46 | 20 | 5 | ||
| 29 | 45 | 26 | 54 | 50 | 10 | ||
| 30 | 62 | 11 | 50 | 20 | 10 | ||