Listed below are the five most important factors for each occupation. The Numbers in parentheses indicate the sample size for each group.
以下为每种职业最重要的五个因素，括号中的数字表示各组样本规模。
2
The purpose of this paper is to give a strong law of large numbers for occupation time of finite non-homogeneous Markov chains, which is an extension of the one of the homogeneous Markov chains.