2020（令和2）年度レファレンス統計
| 4月 |
407 |
2 |
0 |
0 |
2 |
0 |
44 |
79 |
1 |
4 |
1 |
0 |
487 |
51 |
2 |
0 |
540 |
| 5月 |
0 |
0 |
0 |
0 |
1 |
0 |
11 |
0 |
0 |
8 |
0 |
0 |
0 |
19 |
1 |
0 |
20 |
| 6月 |
1,330 |
0 |
0 |
3 |
4 |
0 |
168 |
295 |
9 |
24 |
39 |
0 |
1,664 |
204 |
4 |
0 |
1,872 |
| 7月 |
1,425 |
1 |
117 |
16 |
1 |
0 |
44 |
318 |
1 |
6 |
59 |
0 |
1,919 |
68 |
1 |
0 |
1,988 |
| 8月 |
1,490 |
0 |
85 |
15 |
0 |
0 |
60 |
342 |
1 |
10 |
23 |
0 |
1,940 |
86 |
0 |
0 |
2,026 |
| 9月 |
1,490 |
0 |
157 |
19 |
1 |
0 |
40 |
270 |
1 |
2 |
37 |
0 |
1,954 |
62 |
1 |
0 |
2,017 |
| 10月 |
1,373 |
0 |
126 |
2 |
0 |
0 |
51 |
281 |
1 |
19 |
56 |
3 |
1,836 |
76 |
0 |
0 |
1,912 |
| 11月 |
1,347 |
1 |
122 |
1 |
1 |
0 |
53 |
310 |
5 |
6 |
89 |
2 |
1,868 |
68 |
1 |
0 |
1,937 |
| 12月 |
1,171 |
0 |
106 |
10 |
3 |
0 |
67 |
280 |
8 |
8 |
52 |
1 |
1,609 |
94 |
3 |
0 |
1,706 |
| 1月 |
1,277 |
2 |
120 |
7 |
1 |
0 |
58 |
284 |
8 |
18 |
50 |
1 |
1,731 |
94 |
1 |
0 |
1,826 |
| 2月 |
1,377 |
0 |
87 |
5 |
1 |
0 |
63 |
351 |
4 |
3 |
51 |
4 |
1,866 |
79 |
1 |
0 |
1,946 |
| 3月 |
1,346 |
0 |
149 |
6 |
0 |
0 |
88 |
383 |
3 |
8 |
64 |
1 |
1,942 |
106 |
0 |
0 |
2,048 |
| 合計 |
14,033 |
6 |
1,069 |
84 |
15 |
0 |
747 |
3,193 |
42 |
116 |
521 |
12 |
18,816 |
1,007 |
15 |
0 |
19,838 |