HI Don, This is the exact result i need. However in my case i am not getting any value under TRUE whereas FALSE captures total observations in each variable. Please find the syntax and output from the code: table(test$ORIGIN_NAME,is.na(test$SCH_TIME))
Output FALSE BAHADURGARH 15 BAREILLY 44 BAWAL 34 DELHI-11 2446 DELHI-39 170 DELHI-40 86 DELHI NCR-12 1925 The data from str is attached: data.frame': 10765 obs. of 18 variables: $ ORIGIN : chr "DLI11" "DLI11" "NDA50" "NDA50" ... $ ORIGIN_NAME : chr "DELHI-11" "DELHI-11" "NOIDA-50" "NOIDA-50" ... $ DESTINATION : chr "NDA50" "NDA50" "DLI11" "NDA11" ... $ DESTINATION_NM : chr "NOIDA-50" "NOIDA-50" "DELHI-11" "NOIDA-11" ... $ RPS_NO : int 1350760 1366368 1352692 1354642 1354642 1349180 1349180 1356091 1348591 1348591 ... $ VENDOR_NAME : chr "RAJIV GAUTAM" "RAJIV GAUTAM" "RAJIV GAUTAM" "RAJIV GAUTAM" ... $ CR_DT : chr "13-Mar-15" "31-Mar-15" "15-Mar-15" "17-Mar-15" ... $ SCHD_MRKT : chr "SCHEDULE" "SCHEDULE" "SCHEDULE" "MARKET" ... $ VHL_NO : chr "HR63A0931" "HR63A0931" "HR63A0931" "HR63A0931" ... $ vhl_cap : int 8 8 8 8 8 8 8 8 8 8 ... $ SCH_TIME : chr "6:00" "6:00" "21:30" "" ... $ ACTUAL_DEP_DATE: chr "13/03/2015" "31/03/2015" "15/03/2015" "17/03/2015" ... $ ACTUAL_DEP_TIME: chr "6:30" "4:05" "13:37" "20:15" ... $ WAYBILLS : chr "-" "-" "-" "3" ... $ TOTAL_PKG : int 0 0 0 40 256 6 0 0 16 427 ... $ ACTUAL_WT : int 0 0 0 744 3419 65 0 0 193 7223 ... $ CHG_WT : int 0 0 0 770 3730 70 0 0 210 7310 ... $ RTE_CD : chr "DELHI-11-NOIDA-50(DLI11-NDA50)" "DELHI-11-NOIDA-50(DLI11-NDA50)" "NOIDA-50-DELHI-11(NDA50-DLI11)" "NOIDA-50-DELHI-11(NDA50-NDA11-DLI11)" Scheduled time here is character, could this be the reason for the incorrect result. Thanks, Shivi -- View this message in context: http://r.789695.n4.nabble.com/Missing-Values-in-Table-Statement-tp4708534p4708593.html Sent from the R help mailing list archive at Nabble.com. ______________________________________________ R-help@r-project.org mailing list -- To UNSUBSCRIBE and more, see https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code.