- * Example generated by -dataex-. To install: ssc install dataex
- clear
- input double year str33 shi str35 Name float renqi str12 Position
- 2005 "本溪市" "" . "市委书记"
- 2006 "本溪市" "王专" 4 "市委书记"
- 2007 "本溪市" "李波" 4 "市委书记"
- 2008 "本溪市" "李波" 4 "市委书记"
- 2009 "本溪市" "李波" 4 "市委书记"
- 2010 "本溪市" "冮瑞" 7 "市委书记"
- 2011 "本溪市" "冮瑞" 7 "市委书记"
- 2012 "本溪市" "冮瑞" 7 "市委书记"
- 2013 "本溪市" "冮瑞" 7 "市委书记"
- 2014 "本溪市" "冮瑞" 7 "市委书记"
- 2015 "本溪市" "高宏彬" 2 "市委书记"
- end
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这是原始数据,然后我想利用bysort生成一个新任期变量,表示市委书记任期的第几年,比如江瑞10年新任期变量为1,11年就是2。
然后我直接用bysort命令的话,生成的是乱序地。
bysort shi Name : gen renqinew=_n
下面是结果
- * Example generated by -dataex-. To install: ssc install dataex
- clear
- input double year str33 shi str35 Name float renqi str12 Position float renqinew
- 2000 "本溪市" "" . "市委书记" 2
- 2001 "本溪市" "" . "市委书记" 4
- 2002 "本溪市" "" . "市委书记" 6
- 2003 "本溪市" "" . "市委书记" 5
- 2004 "本溪市" "" . "市委书记" 1
- 2005 "本溪市" "" . "市委书记" 3
- 2006 "本溪市" "李波" 4 "市委书记" 2
- 2006 "本溪市" "王专" 4 "市委书记" 1
- 2007 "本溪市" "李波" 4 "市委书记" 1
- 2008 "本溪市" "李波" 4 "市委书记" 3
- 2009 "本溪市" "冮瑞" 7 "市委书记" 7
- 2009 "本溪市" "李波" 4 "市委书记" 4
- 2010 "本溪市" "冮瑞" 7 "市委书记" 1
- 2011 "本溪市" "冮瑞" 7 "市委书记" 4
- 2012 "本溪市" "冮瑞" 7 "市委书记" 3
- 2013 "本溪市" "冮瑞" 7 "市委书记" 5
- 2014 "本溪市" "冮瑞" 7 "市委书记" 6
- 2015 "本溪市" "冮瑞" 7 "市委书记" 2
- 2015 "本溪市" "高宏彬" 2 "市委书记" 1
- end
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然后我想问,有什么办法能让生成的新任期变量按照时间依次排列下去吗?