------------- normal 3T ---------------

yosys> stat -liberty ./nem_liberty/nem_basic_yosys.lib

14. Printing statistics.

=== s9234_nem ===

   Number of wires:               1058
   Number of wire bits:           1058
   Number of public wires:         355
   Number of public wire bits:     355
   Number of ports:                 76
   Number of port bits:             76
   Number of memories:               0
   Number of memory bits:            0
   Number of processes:              0
   Number of cells:               1010
     $scopeinfo                    145
     D_FF                          135
     and_3T                         68
     buf_3T                          8
     inv_3T                         42
     mux_3T                         35
     nand_3T                       322
     nor_3T                        174
     or_3T                          37
     xnor_3T                        27
     xor_3T                         17

   Area for cell type $scopeinfo is unknown!

   Chip area for module '\s9234_nem': 5215368.000000
     of which used for sequential elements: 2707560.000000 (51.92%)

------------- 4T ---------------

yosys> stat -liberty ./nem_liberty/nem_basic_yosys_extended.lib

14. Printing statistics.

=== s9234_nem ===

   Number of wires:               1011
   Number of wire bits:           1011
   Number of public wires:         355
   Number of public wire bits:     355
   Number of ports:                 76
   Number of port bits:             76
   Number of memories:               0
   Number of memory bits:            0
   Number of processes:              0
   Number of cells:                963
     $scopeinfo                    145
     D_FF                          135
     and_4T                        258
     and_not_4T                     99
     buf_3T                          8
     inv_3T                          7
     mux_4T                         35
     nand_4T                         2
     or_4T                         166
     or_not_4T                      58
     xnor_4T                        32
     xor_4T                         18

   Area for cell type $scopeinfo is unknown!

   Chip area for module '\s9234_nem': 3654304.000000
     of which used for sequential elements: 2707560.000000 (74.09%)

------------- Muxig ---------------
------------- Stats ---------------
Area 3T: 5215368.000000
Area 4T: 3654304.000000
Ratio 4T->3T: .70067999036693096249%
Area MUX: 
Ratio MUX->3T: %