The Harmonized Index of Consumer Prices category "Passenger Transport by Sea and Inland Waterway (07.3.4)" is a classification of services that includes transport of individuals and groups of persons and luggage by ship, boat, ferry, hovercraft, and hydrofoil; and transport of private vehicles.
The category, Passenger Transport by Sea and Inland Waterway (07.3.4), is a subcategory of the Transport (07) and of Transport Services (07.3).
Information provided in the notes pertaining to HICP classifications can be found from the source at: http://ec.europa.eu/eurostat/ramon/nomenclatures/index.cfm?TargetUrl=ACT_OTH_CLS_DLD&StrNom=HICP_2000&StrFormat=HTML&StrLanguageCode=EN&IntKey=22470387.
Copyright, European Union, 1995-2014, http://epp.eurostat.ec.europa.eu/portal/page/portal/about_eurostat/policies/copyright_licence_policy.
Statistical Office of the European Communities, Harmonized Index of Consumer Prices: Passenger Transport by Sea and Inland Waterway for Greece© [CP0734GRM086NEST], retrieved from FRED, Federal Reserve Bank of St. Louis https://research.stlouisfed.org/fred2/series/CP0734GRM086NEST/, October 7, 2015.