More complicated missingness

[alexhallam]

1. Long spaces should probably be NA. See the name column.

generated_on,adif_ver,programid,programversion,band,call,country,freq,mode,my_gridsquare,my_sig,my_sig_info,my_state,name,operator,qso_date,qso_date_off,qth,rst_rcvd,rst_sent,state,time_on,tx_pwr
2022-04-07T17:42:27.048Z,3.0.5,HAMRS," 1.0.5"," 40m"," KC4TVZ","United States",7.295,SSB,EM73vx," POTA"," K-0662"," GA"," Todd Burnette"," WQ8R"," 20220407"," 20220407"," Flowery Branch",59,59," GA"," 1146"," 10"
2022-04-07T17:42:27.048Z,3.0.5,HAMRS," 1.0.5"," 40m"," ED4BDG","United States",7.295,SSB,EM73vx," POTA"," K-0662"," GA","              "," WQ8R"," 20220407"," 20220407"," Flowery Branch",59,59," GA"," 1146"," 10"
2022-04-07T17:42:27.048Z,3.0.5,HAMRS," 1.0.5"," 40m"," WF4I","United States",7.295,SSB,EM73vx," POTA"," K-0662"," GA"," DEREK S BROWN"," WQ8R"," 20220407"," 20220407"," Flowery Branch",59,59," GA"," 1146"," 10"

2. Where is the footer?