The R2 of the best-fit regression models that incrementally include trend, annual periodicity, holidays, day-of-week, paydays, and climate effects.

“Other” crimes include animal/elder/child abuse or neglect, harassment, parole violations, and criminal trespass. The test sample consists of every third year of data, and the training sample consists of the remaining data.‘其他’类犯罪包括虐待或忽视动物、老年人、儿童的行为，骚扰行为，假释违规以及非法侵入犯罪。测试样本（test sample）由每三年选取一年的数据构成，训练样本（training sample）则由剩余的所有数据组成。