Block Google Analytics Spam via .htaccess

# BEGIN WordPress
<IfModule mod_rewrite.c>
RewriteEngine On
RewriteBase /
RewriteRule ^index\.php$ - [L]
RewriteCond %{REQUEST_FILENAME} !-f
RewriteCond %{REQUEST_FILENAME} !-d
RewriteRule . /index.php [L]

# block google analytics spam
RewriteCond %{HTTP_REFERER} ^http://.*7makemoneyonline\.com/ [NC,OR]
RewriteCond %{HTTP_REFERER} ^http://.*bestwebsiteawards\.com/ [NC,OR]
RewriteCond %{HTTP_REFERER} ^http://.*blackhatworld\.com/ [NC,OR]
RewriteCond %{HTTP_REFERER} ^http://.*blackhatworth\.com/ [NC,OR]
RewriteCond %{HTTP_REFERER} ^http://.*buttons\-for\-website\.com/ [NC,OR]
RewriteCond %{HTTP_REFERER} ^http://.*cenoval\.ru/ [NC,OR]
RewriteCond %{HTTP_REFERER} ^http://.*darodar\.com/ [NC]
RewriteCond %{HTTP_REFERER} ^http://.*econom\.co/ [NC,OR]
RewriteCond %{HTTP_REFERER} ^http://.*hulfingtonpost\.com/ [NC,OR]
RewriteCond %{HTTP_REFERER} ^http://.*ilovevitaly\.com/ [NC,OR]
RewriteCond %{HTTP_REFERER} ^http://.*ilovevitaly.\.ru/ [NC,OR]
RewriteCond %{HTTP_REFERER} ^http://.*ilovevitaly\.org/ [NC,OR]
RewriteCond %{HTTP_REFERER} ^http://.*ilovevitaly\.info/ [NC,OR]
RewriteCond %{HTTP_REFERER} ^http://.*iloveitaly\.ru/ [NC,OR]
RewriteCond %{HTTP_REFERER} ^http://.*kambasoft\.com/ [NC,OR]
RewriteCond %{HTTP_REFERER} ^http://.*pricereg\.com/ [NC,OR]
RewriteCond %{HTTP_REFERER} ^http://.*savetubevideo\.com/ [NC,OR]
RewriteCond %{HTTP_REFERER} ^http://.*semalt\.com/ [NC,OR]

RewriteRule ^(.*)$ – [F,L]

</IfModule>

# END WordPress