320 +---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+   
      |                    +                    +                    +                    +                     +                    +                    +                    +                    |   
  300 |-+                                                                                       A                                                                          "WS/comp.indoor"    A  +-|   
      |                                                                                                                   AA  A                                                                     |   
      |                                                                                                                    AAAA                                                                     |   
  280 |-+                                                                                                                  AAAAA                                                                  +-|   
      |                                                                                                                    AAA A                    A                                               |   
  260 |-+                                                                                                                 A A AA  AA                A                                             +-|   
      |                                                                                                                   A AA     A      A                                                         |   
  240 |-+                                                                                                                    A AA AA     AA  A      A                                             +-|   
      |                                                                                                                   A A   AAAA     AAA A A     AAAA                                           |   
      |                        A           A                                                                                   AA A       AAAAA     AAAAA                                           |   
  220 |-+                                                                                                                 A     AAA AA   AA  AAA    AAAAA   A                                     +-|   
      |                         A                                                                                                AAAA   AA AAAAA AAA AAAAA                                        A |   
  200 |-+ A   A   A            A  A                          A        A                                                          AA AA  AA  A  AAAAAA A  A                                        A-|   
      |  AAAAA    A           AA    A      A       A         A        A        AAA                                        A           AAA   A   AAAA    AA                                          |   
      |AAAAAA  A AAA      A  AAA   AA A  A         A AA     AAA       AA  AAA  AAAAA                 A A        AAA                  AAAAA      AAA      AA                    A                  A |   
  180 |AAAAAAAAAAA AA  A  AAA A A AAAA     A   A A AAAAA    AAA       AAA AAAAAAAAA       A      A         A A  AA        A          AAA                  A AA                  A           AAAA AA-|   
      |AAA AAA AAAAAA   A A AAAAAAAAAAAAAAAA A AAAAAAAAA   AAAAA     AAAAAAA AAAAAAA AAA  AA    AAA A  A   AAA  AAAA    AA             A                  AAAAA        A  A    AA   A       A AA AA |   
  160 |-A    AA AAAAAAAAAAAAAAA AAAA AAA AAA AAAAAAAAAAAA  AA A      AA A  AAAA    AAAAAAAAAA   AAA AAAAAA AA AAAAAA    AAA                               AA AA    AAAAA A AA AAAAA AA      AAAAA AA|   
      |       A    A AAAAA AAA        AAAAAA A AA  A    AAAAA      AAA  AA A       AAAAAAAAAAAAA AAAAAAAAAAA AAA   A AAAAA                                    AA  AAAA     AAAAAA  AAAAAAA AAAAAAA A|   
  140 |-+             AAA               AAAA AA          AA    A AAAAA   A         A AA AA AAAAAAAAAAA  A A  A    AA AAA                                       AAAAAAAAAAAAAAAAA AAA AAAAAAA AA AA+-|   
      |                                 AA  AA                 AAAAAA   A           A    A    AAA  A              AAAAAAA                                      AAAAA AAAAAA      AA     AAAA        |   
      |                                     A                   A                                                  AA  A                                        A                        AAA        |   
  120 |-+                                                                                                           A                                                                       A     +-|   
      |                    +                    +                    +                    +                     +                    +                    +                    +                    |   
  100 +---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+   
      0                   200                  400                  600                  800                   1000                 1200                 1400                 1600                 1800