See the difference below.

30   data t1;
31     do i = 1 to 12;
32        output;
33     end;
34   run;

NOTE: The data set WORK.T1 has 12 observations and 1 variables.
NOTE: DATA statement used (Total process time):
      real time           0.17 seconds
      cpu time            0.01 seconds


35
36   options ERRORS=10;
37   data _null_;
38     set t1;
39       x=0;
40       a=1/x;
41   run;

NOTE: Division by zero detected at line 40 column 8.
i=1 x=0 a=. _ERROR_=1 _N_=1
NOTE: Division by zero detected at line 40 column 8.
i=2 x=0 a=. _ERROR_=1 _N_=2
NOTE: Division by zero detected at line 40 column 8.
i=3 x=0 a=. _ERROR_=1 _N_=3
NOTE: Division by zero detected at line 40 column 8.
i=4 x=0 a=. _ERROR_=1 _N_=4
NOTE: Division by zero detected at line 40 column 8.
i=5 x=0 a=. _ERROR_=1 _N_=5
NOTE: Division by zero detected at line 40 column 8.
i=6 x=0 a=. _ERROR_=1 _N_=6
NOTE: Division by zero detected at line 40 column 8.
i=7 x=0 a=. _ERROR_=1 _N_=7
NOTE: Division by zero detected at line 40 column 8.
i=8 x=0 a=. _ERROR_=1 _N_=8
NOTE: Division by zero detected at line 40 column 8.
i=9 x=0 a=. _ERROR_=1 _N_=9
NOTE: Division by zero detected at line 40 column 8.
ERROR: Limit set by ERRORS= option reached.  Further errors of this type will not be printed.
i=10 x=0 a=. _ERROR_=1 _N_=10
NOTE: Mathematical operations could not be performed at the following places. The results of the
      operations have been set to missing values.
      Each place is given by: (Number of times) at (Line):(Column).
      12 at 40:8
NOTE: There were 12 observations read from the data set WORK.T1.
NOTE: DATA statement used (Total process time):
      real time           0.00 seconds
      cpu time            0.00 seconds


42
43   options ERRORS=1;
44   data _null_;
45     set t1;
46       x=0;
47       a=1/x;
48   run;

NOTE: Division by zero detected at line 47 column 8.
ERROR: Limit set by ERRORS= option reached.  Further errors of this type will not be printed.
i=1 x=0 a=. _ERROR_=1 _N_=1
NOTE: Mathematical operations could not be performed at the following places. The results of the
      operations have been set to missing values.
      Each place is given by: (Number of times) at (Line):(Column).
      12 at 47:8
NOTE: There were 12 observations read from the data set WORK.T1.
NOTE: DATA statement used (Total process time):
      real time           0.00 seconds
      cpu time            0.00 seconds