"sum,de" did not include Jarque‐Bera test for normality, and how to use the panel data to achieve the picture result.

clear
input str9 province byte id int year double(netrate urban)
"shanghai" 1 1997 .34 71.64
"shanghai" 1 1998 .62 72.83
"shanghai" 1 1999 5.37 73.19
"shanghai" 1 2000 12.3 74.62
"shanghai" 1 2001 19.21 75.28
"jiangsu" 2 1997 .05 29.9
"jiangsu" 2 1998 .16 31.5
"jiangsu" 2 1999 .6 34.9
"jiangsu" 2 2000 1.67 41.5
"jiangsu" 2 2001 3.67 42.6
"zhejiang" 3 1997 .05 39.04
"zhejiang" 3 1998 .22 42.26
"zhejiang" 3 1999 .88 45.48
"zhejiang" 3 2000 3.24 48.7
"zhejiang" 3 2001 4.82 50.9
"jiangxi" 4 1997 .01 25.32
"jiangxi" 4 1998 .08 26.05
"jiangxi" 4 1999 .09 26.79
"jiangxi" 4 2000 1.12 27.69
"jiangxi" 4 2001 1.45 30.41
end
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Array