set datafile separator ';'
set timefmt "%d/%m/%Y-%H.%M"
set xdata time
+set format x "%d/%m/%Y\n%H.%M"
+set xtics out nomirror rotate by -45
+set multiplot layout 2,1
+
+set title "User 1"
+plot \
+ 'data.csv' i 0 using (stringcolumn(1).'-'.stringcolumn(2)):3 every ::1 with lp title "systolic", \
+ 'data.csv' i 0 using (stringcolumn(1).'-'.stringcolumn(2)):4 every ::1 with lp title "diastolic", \
+ 'data.csv' i 0 using (stringcolumn(1).'-'.stringcolumn(2)):5 every ::1 with lp title "pulses"
+
+set title "User 2"
plot \
- 'data.csv' using (stringcolumn(1).'-'.stringcolumn(2)):3 every ::1 with lp title "systolic", \
- 'data.csv' using (stringcolumn(1).'-'.stringcolumn(2)):4 every ::1 with lp title "diastolic", \
- 'data.csv' using (stringcolumn(1).'-'.stringcolumn(2)):5 every ::1 with lp title "pulses"
+ 'data.csv' i 1 using (stringcolumn(1).'-'.stringcolumn(2)):3 every ::1 with lp title "systolic", \
+ 'data.csv' i 1 using (stringcolumn(1).'-'.stringcolumn(2)):4 every ::1 with lp title "diastolic", \
+ 'data.csv' i 1 using (stringcolumn(1).'-'.stringcolumn(2)):5 every ::1 with lp title "pulses"
+
+unset multiplot