I have the following problem: I have a DataFrame df which looks like this: eqpid recpid queuetime trackintime trackouttime 3723
max-age
udeploy
tekore
cfs
circom
cluster-computing
getcaretpos
popupwindow
servermanager
trailing-newline
unistd.h
poller
embed-tag
ora-00984
react-native-svg
colgroup
google-pagespeed
header-injection
log4j2
primeng-datatable
visual-c++-2008
fastavro
sencha-architect
spa-template
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nsrunloop
android-api-levels
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updating