Table:
text: List of Denmark national football team results – 1950s
Games
Games
_ Date_ Venue Opponents Score Comp Denmark_scorers_
177 1952-07-15 Tammela Stadion, Tampere (N) Greece 2-1 OG Poul Erik Popper Petersen, Holger Seebach
178 1952-07-21 Kupittaa Stadion, Turku (N) Poland 2-0 OG Holger Seebach, Svend Boston Nielsen
179 1952-07-25 Pallokenttä, Helsinki (N) Yugoslavia 3-5 OG Knud Lundberg, Holger Seebach, Jens Peter Hansen
180 1952-09-21 Idrætsparken, Copenhagen (H) Netherlands 3-2 F Kurt Nikkelaj Nielsen, Poul Erik Popper Petersen
181 1952-10-05 Olympic Stadium, Helsinki (A) Finland 1-2 NC Per Jensen
182 1952-10-19 Idrætsparken, Copenhagen (H) Norway 1-3 NC Per Jensen
183 1953-06-21 Idrætsparken, Copenhagen (H) Sweden 1-3 NC Holger Seebach
184 1953-06-27 St. Jakob-Park, Basel (A) Switzerland 4-1 F Knud Ove Sørensen, Aage Rou Jensen (2), Jens Peter Hansen

text: List of Denmark national football team results – 1950s
Games
Games
_ Date_ Venue Opponents Score Comp Denmark_scorers_
211 1957-06-19 Tammela Stadion, Tampere (N) Norway 2-0 OT Egon Jensen, Jørgen Hansen
212 1957-06-30 Idrætsparken, Copenhagen (H) Sweden 1-2 NC Jens Peter Hansen
213 1957-07-10 Laugardalsvöllur, Reykjavík (A) Iceland 6-2 OT Egon Jensen (3), Poul Pedersen, Jens Peter Hansen (2)
214 1957-09-22 Ullevaal Stadion, Oslo (A) Norway 2-2 NC Poul Pedersen, Peder Kjær
215 1957-10-02 Idrætsparken, Copenhagen (H) Republic of Ireland 0-2 WCQ 
216 1957-10-13 Idrætsparken, Copenhagen (H) Finland 3-0 NC Finn Alfred Hansen, Ove Bech Nielsen, Mogens Machon
217 1958-05-15 Aarhus Stadion, Aarhus (H) Curaçao 3-2 F Poul Pedersen, Henning Enoksen (2)
218 1958-05-25 Idrætsparken, Copenhagen (H) Poland 3-2 F Jørn Sørensen, Poul Pedersen (2)

Question: Among the Denmark national football team results of the 1950s, how often was Poland the opponent?