Find number of lines selected in visual mode

Command: 𝐠 𝐂𝐓𝐑𝐋-𝐆.

					*g_CTRL-G* *word-count* *byte-count*
g CTRL-G		Prints the current position of the cursor in five
			ways: Column, Line, Word, Character and Byte.  If the
			number of Characters and Bytes is the same then the
			Character position is omitted.
			If there are characters in the line that take more
			than one position on the screen (<Tab> or special
			character), both the "real" column and the screen
			column are shown, separated with a dash.
			See also 'ruler' option.  {not in Vi}

Sample: Col 1 of 14; Line 1 of 2091; Word 1 of 5806; Byte 1 of 83448

							*v_g_CTRL-G*
{Visual}g CTRL-G	Similar to "g CTRL-G", but Word, Character, Line, and
			Byte counts for the visually selected region are
			displayed.
			In Blockwise mode, Column count is also shown.  (For
			{Visual} see |Visual-mode|.)
			{not in VI}

Sample: Selected 13 of 2091 Lines; 35 of 5806 Words; 290 of 83448 Bytes