Table 1.

Number of crawl data.

	2018, n (%)	2019, n (%)	2020, n (%)	2021, n (%)	2022, n (%)
January	4 (3.1)	46 (10.6)	47 (8.3)	68 (9.1)	102 (5.3)
February	8 (6.3)	20 (4.6)	105 (18.6)	84 (11.2)	122 (6.3)
March	13 (10.2)	37 (8.6)	112 (19.8)	86 (11.5)	141 (7.3)
April	6 (4.7)	34 (7.9)	29 (5.1)	60 (8.0)	127 (6.6)
May	6 (4.7)	29 (6.7)	31 (5.5)	60 (8.0)	179 (9.3)
June	12 (9.4)	32 (7.4)	33 (5.8)	52 (7.0)	221 (11.5)
July	13 (10.2)	53 (12.3)	46 (8.1)	51 (6.8)	210 (10.9)
August	10 (7.8)	49 (11.3)	26 (4.6)	50 (6.7)	245 (12.7)
September	8 (6.3)	34 (7.9)	40 (7.1)	51 (6.8)	242 (12.6)
October	14 (10.9)	44 (10.2)	32 (5.7)	58 (7.8)	145 (7.5)
November	20 (15.6)	30 (6.9)	38 (6.7)	78 (10.4)	117 (6.1)
December	14 (10.9)	24 (5.6)	27 (4.8)	50 (3.7)	71 (3.7)
Total	128 (100.0)	432 (100.0)	566 (100.0)	748 (100.0)	1922 (100.0)