Last days we have a pleasure to acquaint with the next Parchimowicz's Catalogue of polish collector and occasional coins for the year 2017 NEFRYT publisher. In the catalogue one can find the following information:

• image,
• year of issue,
• metal,
• finish,
• diameter,
• weight,
• mintage,
• catalogue price.

Functionally catalogues can be describe following features:

• arrangement: chronological with face value,
• coin's id: the same,
• format: 180×115 mm,
• number of pages: 368.

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Analysis of collector's coins prices

• number of coins: 403
• number of coins with price grow up: 78 (21%)
• number of coins with price is the same: 211 (56%)
• number of coins with price fall down: 90 (24%)
• number of new coins in catalogue: 24

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Analysis of occasional's coins prices

• number of coins: 260
• number of coins with price grow up: 1 (0%)
• number of coins with price is the same: 246 (95%)
• number of coins with price fall down: 13 (5%)
• number of new coins in catalogue: 0

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The biggest growths of collector's coins prices

Coin	Value	Alloy	Mintage	Year	Price [pln]		Change [%]
					2016	2017
The Year 2000 - the turn of millenniums	200	Au	6.0	2000	1700	2200	29 %
XII Henry Wieniawski International Violin Competition	200	Au	2.0	2001	2400	3000	25 %
Wrocław millenium	200	Au	2.0	2000	2600	3200	23 %
An International Exhibition EXPO 2005 Japan	200	Au	4.2	2005	2400	2800	16 %
The 29th Olympic Games: Beijing 2008	200	Au	13.5	2008	2400	2800	16 %
The Centenary of the Warsaw School of Economics	200	Au	8.0	2006	2400	2800	16 %

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The biggest growths of occasional's coins prices

Coin	Value	Alloy	Mintage	Year	Price [pln]		Change [%]
					2016	2017
Stefan Banach (1892-1945)	2	NG	800.0	2012	4	5	25 %
Polonia Warszawa	2	NG	800.0	2011	4	4	0 %
60th Anniversary of the Ending of World War Two	2	NG	1000.0	2005	5	5	0 %
Agnieszka Osiecka	2	NG	800.0	2013	4	4	0 %
Kalisz	2	NG	1100.0	2006	5	5	0 %
Bielsko-Biała	2	NG	1100.0	2008	5	5	0 %

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The biggest downfalls of collector's coins prices

Coin	Value	Alloy	Mintage	Year	Price [pln]		Change [%]
					2016	2017
Europe Without Barriers - 100th Anniversary of the Society for the Care of the Blind	10	Ag	50.0	2011	90	70	-23 %
Poland’s Presidency of the Council of the European Union	10	Ag	50.0	2011	100	80	-20 %
Bolesław Prus	10	Ag	30.0	2012	110	90	-19 %
20 Years of The Great Orchestra of Christmas Charity	10	Ag	60.0	2012	120	100	-17 %
Piotr Michałowski (1800-1855)	20	Ag	30.0	2012	200	170	-15 %
Castle in Lidzbark Warmiński	20	Ag	15.0	1996	350	300	-15 %

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The biggest downfalls of occasional's coins prices

Coin	Value	Alloy	Mintage	Year	Price [pln]		Change [%]
					2016	2017
The Swallowtail (Papilio machaon)	2	NG	600.0	2001	30	20	-34 %
The Grey Seal (Halichoerus grypus)	2	NG	1000.0	2007	15	12	-20 %
The Marmot (Marmota marmota	2	NG	1400.0	2006	12	10	-17 %
200th Anniversary of the Birth of Paweł Edmund Strzelecki (1797-1873)	2	NG	420.0	1997	30	25	-17 %
The Catfish (Silurus glanis)	2	NG	300.0	1995	120	100	-17 %
Katyń, Miednoje, Charków 1940	2	NG	300.0	1995	150	130	-14 %

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