             case FMT_FLOAT_2:
                 if (command_line_options.disable_output_rounding)
                 {
-                    printf("%%.64f");
+                    printf("%%.64f:");
                 } else {
                     printf("%%.2f:");
                 }

            case FMT_FLOAT_4:
                if (command_line_options.disable_output_rounding)
                {
                    printf("%%.64f");
                } else {
                    printf("%%.4f:");
                }


        for(uint32 i = 0; i < num_columns; i++)
        {
            char fmt_string[256];

            snprintf(fmt_string, sizeof(fmt_string), "%%%ds", column_widths[i]);
            printf(fmt_string, column_names[i].c_str());
            if (i == num_columns - 1)
            {
                printf("\n");
