diff --git a/dabo/functions/get_vars_from_csv.sh b/dabo/functions/get_vars_from_csv.sh
index 2c1e340..260357c 100644
--- a/dabo/functions/get_vars_from_csv.sh
+++ b/dabo/functions/get_vars_from_csv.sh
@@ -7,19 +7,23 @@ function get_vars_from_csv {
     return 1
   fi
 
-  if [ -z "${f_last_lines_array}" ]
-  then
-    mapfile -t f_last_lines_array <<< $(tail -n4 "${f_ASSET_HIST_FILE}")
-  fi
-
-  [ -z "${f_last_lines_array[3]}" ] && return 1
-
   if [ -z "${f_market_performance}" ]
   then
     f_market_performance="-50"
   fi
   f_all_vars="f_market_performance=${f_market_performance}"
- 
+
+
+  # read last 4 lines in array if not given
+  if [ -z "${f_last_lines_array}" ]
+  then
+    mapfile -t f_last_lines_array <<< $(tail -n4 "${f_ASSET_HIST_FILE}")
+  fi
+
+  # if there are not four lines
+  [ -z "${f_last_lines_array[3]}" ] && return 1
+
+  # create array of last line fields
   #f_last_line="$(tail -n1 "${f_ASSET_HIST_FILE}"),${f_market_performance}"
   f_last_line="${f_last_lines_array[3]}"
   readarray -d "," -t f_last_line_array < <(echo "0,${f_last_line}")
@@ -27,9 +31,12 @@ function get_vars_from_csv {
   readarray -d "," -t f_3_last_line_array < <(echo "0,${f_last_lines_array[1]}")
   readarray -d "," -t f_4_last_line_array < <(echo "0,${f_last_lines_array[0]}")
 
+  # remove f_last_lines_array
   unset f_last_lines_array
 
-  f_asset=$(basename ${f_ASSET_HIST_FILE} | cut -d\. -f1)
+  #f_asset=$(basename ${f_ASSET_HIST_FILE} | cut -d\. -f1)
+  # bash-only basename
+  f_asset="${f_ASSET_HIST_FILE##*/}"
   
   # basics
   get_var_from_line date 1