Question: Which movie is the most popular movie that occupies the 18th line in Alexa rating of Russian website which is an american company based in California that provides commercial web traffic data and analytics?

Context paragraphs:
Web analytics: Web analytics is the measurement, collection, analysis and reporting of web data for purposes of understanding and optimizing web usage.  However, Web analytics is not just a process for measuring web traffic but can be used as a tool for business and market research, and to assess and improve the effectiveness of a website.  Web analytics applications can also help companies measure the results of traditional print or broadcast advertising campaigns.  It helps one to estimate how traffic to a website changes after the launch of a new advertising campaign.  Web analytics provides information about the number of visitors to a website and the number of page views.  It helps gauge traffic and popularity trends which is useful for market research.

Web traffic: Web traffic is the amount of data sent and received by visitors to a web site.  This necessarily does not include the traffic generated by bots.  Since the mid-1990s, web traffic has been the largest portion of Internet traffic.  This is determined by the number of visitors and the number of pages they visit.  Sites monitor the incoming and outgoing traffic to see which parts or pages of their site are popular and if there are any apparent trends, such as one specific page being viewed mostly by people in a particular country.  There are many ways to monitor this traffic and the gathered data is used to help structure sites, highlight security problems or indicate a potential lack of bandwidth.

KinoPoisk: KinoPoisk, KinoPoisk.Ru (Russian: КиноПоиск, КиноПоиск.Ru , "Кино" is movie and "Поиск" is search) is a Russian website about cinematography.  The site provides information about movies, TV shows, actors, directors, producers, screenwriters, composers, editors etc.  It also has some features of social networks.  At the moment it is one of the most popular movie portals of Runet, it occupies the 18th line in Alexa rating of Russian websites as of July 2016.

Alexa Internet: Alexa Internet, Inc. is an American company based in California that provides commercial web traffic data and analytics.  It is a wholly owned subsidiary of Amazon.com.

Webtrends: Webtrends is a private company headquartered in Portland, Oregon, United States.  It provides digital analytics, optimization and a number of other software solutions related to digital marketing.  The company was founded in 1993, and is widely considered the first commercial web analytics solution.  It provides services to approximately 2,000 companies.

Google Analytics: Google Analytics is a freemium web analytics service offered by Google that tracks and reports website traffic.  Google launched the service in November 2005 after acquiring Urchin.  Google Analytics is now the most widely used web analytics service on the Internet.  Google Analytics is offered also in two additional versions: the subscription-based Google Analytics 360, previously Google Analytics Premium, targeted at enterprise users, and Google Analytics for Mobile Apps, an SDK that allows gathering usage data from iOS and Android Apps.

Literotica: Literotica (a portmanteau of Literature and Erotica) is a free erotic fiction website.  It allows any user to register as an author and submit stories and has over a million registered users as of April 2010 .  Amateur authors contribute stories, poems, essays, illustrated stories and audio stories in a variety of categories.  s of April 2008 there were more than 299,000 erotic stories posted.  Ant.com ranks the website as the 361st most popular on the internet as of April 9, 2011.  s of August 2013 Literotica, a United States based web site, received 44% of its web traffic from the United States.  According to alexa.com, other countries with a notable share of the site's web traffic are India with 9.2%, Germany with 8.1%, the United Kingdom with 5.8%, and Canada with 4.4%.  s of 2012 It had 4.5 million visitors per month.

Mobile web analytics: Mobile web analytics studies the behavior of mobile website visitors in a similar way to traditional web analytics.  In a commercial context, mobile web analytics refers to the use of data collected as visitors access a website from a mobile phone.  It helps to determine which aspects of the website work best for mobile traffic and which mobile marketing campaigns work best for the business, including mobile advertising, mobile search marketing, text campaigns, and desktop promotion of mobile sites and services.

SumAll: SumAll is a cross-platform marketing analytics company based in New York City.  The company’s platform combines social media, web traffic, sales metrics and other data to allow customers to track business and social media metrics.

SimilarTech: SimilarTech is a Sales Insight Platform (SIP) that tracks technology adoption and usage analytics in real-time.  SimilarTech is a comprehensive SaaS technology and analysis tool that provides business insights through web crawling.  This technology provides partners with crucial insights into technologies from across millions of sites to leverage information and grow businesses.  The company offers analysis tools to spot trends, research markets, generate leads and prospects.  Track and list an entire category of web technologies, follow real time traffic data and accurate international coverage.

Supporting paragraphs: KinoPoisk Alexa Internet
Answer: portals of Runet