求助!!!我的数据是地级市的年度GDP数据，是一个面板数据，我想将年度数据转为季度数据和月度数据，求助用stata怎么做，下面是我的数据
input long code str33 place int year str21 province float gdp str11 avgdp
340800 "安庆市"    2014 "安徽省"  1544.317 "28808"
340800 "安庆市"    2015 "安徽省"   1417.43 "31101"
340800 "安庆市"    2016 "安徽省"   1531.18 "33294"
340800 "安庆市"    2017 "安徽省"   1708.83 "36928"
340800 "安庆市"    2018 "安徽省"   1917.59 "41088"
340800 "安庆市"    2019 "安徽省"   2380.52 "50574"
340800 "安庆市"    2020 "安徽省"   2467.68 "58684"
340800 "安庆市"    2021 "安徽省"   2656.88 "63707"
340800 "安庆市"    2022 "安徽省"   2767.46 "66470"
340300 "蚌埠市"    2014 "安徽省"  1151.195 "35542"
340300 "蚌埠市"    2015 "安徽省"  1253.055 "38267"
340300 "蚌埠市"    2016 "安徽省"   1385.82 "41855"
340300 "蚌埠市"    2017 "安徽省"   1550.66 "46233"
340300 "蚌埠市"    2018 "安徽省"   1714.66 "50662"
340300 "蚌埠市"    2019 "安徽省"   2057.17 "60469"
340300 "蚌埠市"    2020 "安徽省"   2082.73 "63209"
340300 "蚌埠市"    2021 "安徽省"   1988.97 "60117"
340300 "蚌埠市"    2022 "安徽省"    2012.3 "60739"
341600 "亳州市"    2014 "安徽省"  883.6299 "17769"
341600 "亳州市"    2015 "安徽省"   942.609 "18771"
341600 "亳州市"    2016 "安徽省"    1046.1 "20611"
341600 "亳州市"    2017 "安徽省"   1149.79 "22385"
341600 "亳州市"    2018 "安徽省"   1277.19 "24547"
341600 "亳州市"    2019 "安徽省"      1749 "33314"
341600 "亳州市"    2020 "安徽省"      1806 "36156"
341600 "亳州市"    2021 "安徽省"   1972.68 "39509"
341600 "亳州市"    2022 "安徽省"    2101.5 "42258"
341700 "池州市"    2014 "安徽省"   517.169 "36267"
341700 "池州市"    2015 "安徽省"  544.7404 "38014"
341700 "池州市"    2016 "安徽省"    589.02 "40919"
341700 "池州市"    2017 "安徽省"    624.35 "43178"
341700 "池州市"    2018 "安徽省"    684.93 "46865"
341700 "池州市"    2019 "安徽省"    831.73 "56217"
341700 "池州市"    2020 "安徽省"     868.9 "64843"
341700 "池州市"    2021 "安徽省"   1004.18 "75191"
341700 "池州市"    2022 "安徽省"    1078.5 "81124"
341100 "滁州市"    2014 "安徽省"    1214.4 "30562"
341100 "滁州市"    2015 "安徽省" 1305.6964 "32634"
341100 "滁州市"    2016 "安徽省"   1422.83 "35302"
341100 "滁州市"    2017 "安徽省"   1604.39 "39517"
341100 "滁州市"    2018 "安徽省"   1801.75 "43999"
341100 "滁州市"    2019 "安徽省"   2909.06 "70429"
341100 "滁州市"    2020 "安徽省"    3032.1 "76087"
341100 "滁州市"    2021 "安徽省"   3362.11 "84263"
341100 "滁州市"    2022 "安徽省"      3610 "89800"
341200 "阜阳市"    2014 "安徽省" 1188.9663 "15303"
341200 "阜阳市"    2015 "安徽省" 1267.4504 "16121"
341200 "阜阳市"    2016 "安徽省"   1401.86 "17642"
341200 "阜阳市"    2017 "安徽省"   1571.12 "19536"
341200 "阜阳市"    2018 "安徽省"   1759.52 "21589"
341200 "阜阳市"    2019 "安徽省"   2704.98 "32855"
341200 "阜阳市"    2020 "安徽省"    2805.2 "34399"
341200 "阜阳市"    2021 "安徽省"   3071.53 "37524"
341200 "阜阳市"    2022 "安徽省"    3233.3 "39643"
340100 "合肥市"    2014 "安徽省"   5180.56 "67689"
340100 "合肥市"    2015 "安徽省"   5660.27 "73102"
340100 "合肥市"    2016 "安徽省"   6274.38 "80136"
340100 "合肥市"    2017 "安徽省"   7213.45 "88456"
340100 "合肥市"    2018 "安徽省"   8605.13 "107216"
340100 "合肥市"    2019 "安徽省"    9409.4 "115623"
340100 "合肥市"    2020 "安徽省"  10045.72 "108427"
340100 "合肥市"    2021 "安徽省"   11412.8 "121187"
340100 "合肥市"    2022 "安徽省"   12013.1 "125798"
340600 "淮北市"    2014 "安徽省"   759.637 "35324"
340600 "淮北市"    2015 "安徽省"  760.3904 "35057"
340600 "淮北市"    2016 "安徽省"    799.03 "36427"
340600 "淮北市"    2017 "安徽省"    924.01 "41660"
340600 "淮北市"    2018 "安徽省"    985.19 "43962"
340600 "淮北市"    2019 "安徽省"   1077.94 "47654"
340600 "淮北市"    2020 "安徽省"    1119.1 "56661"
340600 "淮北市"    2021 "安徽省"   1223.02 "62019"
340600 "淮北市"    2022 "安徽省"    1302.8 "66401"
340400 "淮南市"    2014 "安徽省"  789.3187 "33361"
340400 "淮南市"    2015 "安徽省"  901.0822 "26398"
340400 "淮南市"    2016 "安徽省"    963.84 "27990"
340400 "淮南市"    2017 "安徽省"   1060.18 "30540"
340400 "淮南市"    2018 "安徽省"   1133.31 "32487"
340400 "淮南市"    2019 "安徽省"   1296.17 "37140"
340400 "淮南市"    2020 "安徽省"    1337.2 "43557"
340400 "淮南市"    2021 "安徽省"   1457.05 "48008"
340400 "淮南市"    2022 "安徽省"    1541.1 "50802"
341000 "黄山市"    2014 "安徽省"  507.1697 "37306"
341000 "黄山市"    2015 "安徽省"     530.9 "38794"
341000 "黄山市"    2016 "安徽省"    576.82 "41905"
341000 "黄山市"    2017 "安徽省"    611.32 "44251"
341000 "黄山市"    2018 "安徽省"    677.91 "48579"
341000 "黄山市"    2019 "安徽省"    818.04 "57853"
341000 "黄山市"    2020 "安徽省"     850.4 "63940"
341000 "黄山市"    2021 "安徽省"    957.37 "71928"
341000 "黄山市"    2022 "安徽省"    1002.3 "75505"
341500 "六安市"    2014 "安徽省"   1095.81 "19211"
341500 "六安市"    2015 "安徽省" 1016.4885 "21524"
341500 "六安市"    2016 "安徽省"   1108.15 "23298"
341500 "六安市"    2017 "安徽省"   1168.05 "24406"
341500 "六安市"    2018 "安徽省"   1288.05 "26731"
341500 "六安市"    2019 "安徽省"   1620.13 "33370"
341500 "六安市"    2020 "安徽省"    1669.5 "37899"
341500 "六安市"    2021 "安徽省"   1923.47 "43690"
341500 "六安市"    2022 "安徽省"    2004.6 "45643"
340500 "马鞍山市" 2014 "安徽省"   1333.12 "60091"
end